Use the following frequency distribution to answer questions: Class Limit 40 - 50 51  - 61 61 - 71 71 - 81 81 - 91 Total Frequency 3 4 6 5 2 20 The number of classes is? What is the width of the class 60 – 70? Using the class 70 -80, the lower class limit and the class midpoint are?

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Use the following frequency distribution to answer questions:

Class Limit

40 - 50

51  - 61

61 - 71

71 - 81

81 - 91

Total

Frequency

3

4

6

5

2

20

The number of classes is?

What is the width of the class 60 – 70?

Using the class 70 -80, the lower class limit and the class midpoint are?

 

 

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